Gravel is being dumped from a conveyor belt at a rate of 34 ft/min and its coarseness is such that it forms a pile in the shape of a cone whose base diameter and height are always equal. How fast is the height of the pile increasing when the pile is 13 ft high? Round the result to the nearest hundredth.
a. 0.6 ft/min
b. 2.26 ft/min
c. 0.14 ft/min
d. 0.27 ft/min
e. 1.24 ft/min
b. 2.26 ft/min
Mathematics
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Perform the indicated operation.
? 
A. - 
B. -x
C. x
D. 1
Mathematics
Rewrite the polynomial in descending order.Rewrite a3 + 7a2b + 4b3 - 6ab2 in descending powers of b.
A. 4b3 - 6ab2 + 7a2b + a3 B. a3 + 7a2b - 6ab2 + 4b3 C. 4b3 + 7a2b - 6ab2 + a3 D. 4b3 + 6ab2 + 7a2b + a3
Mathematics
Write the shaded area in the figure as a mixed number and as an improper fraction.
A. 4
; 
B. 1
; 
C. 1
; 
D. 2
; 
Mathematics
Provide an appropriate response.Simplify: 5
What will be an ideal response?
Mathematics